Table 3. Absorbance and concentration of ethanol solutions immersed in different vulcanizates.
| Sample | Absorbance | Concentration/10–2 g/L |
|---|---|---|
| 4010NA | 0.336 | 1.960 |
| 4020 | 0.303 | 1.806 |
| GMA-g-PPDA | 0.205 | 1.305 |
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